package br.ufrj.neg.filter;



import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import br.ufrj.neg.usuario.bean.UsuarioBean;
import br.ufrj.neg.usuario.model.UsuarioModel;

public class UsuarioBeanFilter implements Filter {

	public void destroy() {
		// TODO Auto-generated method stub
		
	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		
		HttpServletRequest request = (HttpServletRequest) arg0;
		
		if( request.getUserPrincipal() != null){
			if( request.getSession().getAttribute("usuarioBean") == null){

				String login_attr =  request.getUserPrincipal().getName();			
				UsuarioModel um = new UsuarioModel();
				HttpSession session = request.getSession();
				
				
				//UsuarioBean ub = um.logar(login,senha);
				UsuarioBean ub = um.getUsuarioPorLogin(login_attr);
				
				if (ub!=null){
					synchronized(session){
						session.setAttribute("usuarioBean",ub);
					}					
				}
				
				
			}
		}
		
		arg2.doFilter(arg0, arg1);		
	}

	public void init(FilterConfig arg0) throws ServletException {
		// TODO Auto-generated method stub
		
	}

}
